Prope相关论文
目的:探讨妊娠早期丙氨酸转氨酶(ALT)水平及其与体重指数(BMI)的交互作用对新生儿出生体重的影响。方法:收集温州市2014—2016年妊......
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Asphalt pavements absorb and store more heat than natural surfaces. Thus, high temperatures are emitted from conventiona......
为探讨以壳聚糖微球为载体制备的固定化乙酰胆碱酯酶(AChE)用于监测海水有机磷农药的可行性,研究了固定化酶在海水中的基本性质,如环......
介绍以单螺杆挤出机进行马来酸酐接枝改性ABS,对接枝改性ABS的流动性,热性能和力学性能进行了探讨。......
The phase transformations in ultrahigh molecular weight polyethylene(UHMWPE)gel-filmsupon superdrawing have been studied b......
Determination of the shedding frequency of cavitation cloud in a submerged cavitation jet based on h
To accurately determine the shedding frequency of the cavitation cloud in a submerged cavitation jet, the spectral analy......
Nano-TiO2 was employed for the adsorption of gallium from aqueous solution in batch equilibrium experiments to investiga......
The government is boosting standards for traditional Chinese medicine injections after health problems are reported
The......
Sensor fault diagnosis of nonlinear processes based on structured kernel principal component analysi
A new sensor fault diagnosis method based on structured kernel principal component analysis (KPCA) is proposed for nonli......
PREDICTION OF MECHANICAL PROPERTY OF WHISKER REINFORCED METAL MATRIX COMPOSITE: PART-Ⅰ. MODEL AND FO
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
在胶原蛋白与聚乙烯醇(PVA)复合后的溶液中加入少量质量分数为0.05%~0.25%的碳纳米管,通过湿法纺丝制得PVA/胶原蛋白/碳纳米管复合......
Heating effect and biocompatibility of bacterial magnetosomes as potential materials used in magneti
Magnetic fluid hyperthermia (MFH) promises to be a viable altative in the treatment of localized cancerous tumors.The tr......
基于可信计算的远程证明的方法中,二进制证明方法能反映系统平台当前配置的完整性状态,是动态的,但容易暴露隐私.而基于属性证书的证明......
采用熔融挤出的方法制备了尼龙1010/氯化锂(PA1010/LiCl)复合材料,研究了LiCl对PA1010结晶行为和力学性能的影响.结果表明:LiCl的......
Effect of shielding gas on microstructure and properties of GTAW joints of 2205 duplex stainless ste
2205 duplex stainless steels ( DSSs ) are welded in gas tungsten arc welding (GTAW) with the addition of N2 to argon,and......
Heating effect and biocompatibility of bacterial magnetosomes as potential materials used in magneti
Magnetic fluid hyperthermia (MFH) promises to be a viable alternative in the treatment of localized cancerous tumors.The......
Reduced graphene oxide-grafted bovine serum albumin/bredigite nanocomposites with high mechanical pr
The optimization of the scaffolds to provide a suitable matrix and accelerate the regeneration process is vital for bone......
目的为了平衡^(60)Coγ射线辐照灭菌纤维素纳米纤丝(CNFs)膜的辐照剂量与薄膜性能之间的关系,探究^(60)Coγ射线辐照剂量对纤维素......
随着数字货币时代的来临,存款的流通性逐渐增强。若将存款等同于存款现金,会使案件的判断陷入“两难”,所以应当将存款区分为存款......
ZSM-5分子筛由于其独特的骨架结构和酸性等特性,广泛用于石油化工领域。在催化裂化过程中,ZSM-5分子筛及其改性产品经常被加入以提高......
根据期刊性质和学科分类方法,以文献数量为依据对《棉花学报》进行分类。结果发现,《棉花学报》2009年刊登的文献全为学术性,其中农作......
采用力学性能和电导率测试以及透射电子显微镜组织等观察分析新型7056铝合金双级时效制度下的性能和显微组织。结果表明:第二级时......
推导出了随机过程特征正交分解计算公式.为提高原型谱表示法的计算速度,将特征正交分解的强形式,即基于功率谱矩阵的随机过程特征......
1引言本文是讨论关于沿平面代数曲线的Lagrange插值问题,该向题与在二维实平面R2上的二元Lagrange插值有关.设n为非负整数并且en=1......
Tribology properties of composite layer of CrMoCu alloy cast iron by combined treatment of ion nitro
Composite layer with nitrocarbonide and sulfide was made on the surface of CrMoCu alloy cast iron by combined treatment ......
为了研究大豆-蛋白、纤维素共混纤维的结构与性能,采用湿法纺丝制备大豆蛋白、粘胶纤维素共混纤维,分析测试了共混纤维的结构形态与......
目的:研究刺参免疫机制,探寻其发病机理。方法:刺参(Apost/chopusjapon/cus)经磷酸盐缓冲溶液抽提、20—75%硫酸铵分级沉淀、DEAE—Sepharo......
A copper matrix composite reinforced by TiB<sub>2</sub> particle was fabricated by reactions of Cu,Ti and B powders.The ......
通过Fe3O4磁核与海藻酸钠明胶制备磁性复合载体,戊二醛交联后协同对果胶酶进行固定化,并研究固定化酶的酶学性质。利用正交实验优......
《现代汉语词典(第6版)》对属性词进行的标注,基本反映了人们对属性词的正确认识。然而,在配例等方面还存在对属性词认识不清晰的情况......
在农村土地股份制深入实施的背景下,探讨并重新赋予土地股份合作经济组织的性质与法律地位,推动农村土地股份制改革,具有重要的现......
加强对民众的科学健身指导是推动我国全民健身事业发展的重要问题。该文主要以常州市运动健康指导门诊为对象,探讨全民健身和健康......
采用高压低温SPS烧结的新工艺制备了高硬度高电导率的CuCr25/石墨烯复合材料。X射线衍射(XRD)和拉曼分析(Raman)揭示石墨烯在新合金的......
The electronic structures and magnetic properties of diverse transition metal (TM=Fe, Co, and Ni) and nitrogen (N) co-do......
对水泥稳定旧混凝土破碎集料进行研究,通过夯实,强度试验以及水稳定性,回弹模量、收缩性等试验满足路用性能要求.......
Ab initio study of structural,electronic,thermo-elastic and optical properties of Pt3Zr intermetalli
Structural,elastic,electronic and optical properties of the Pt3Zr intermetallic compound are investigated using first pr......
采用粉末冶金温压成形技术制备了FeSiAl软磁粉芯,研究了退火处理对其磁导率、磁损耗的影响。结果表明,在退火温度25~720℃范围内,有......
以双酚A(BP—A),间苯二酚(RS)和2,6-二氯苯甲腈(DCBN)为原料,在常压下通过溶液缩聚合成了一种无定形双酚-A型聚芳醚腈及其共聚物[PEN(BP—A/RS......
通过对环锭纺、转杯纺、喷气纺、喷气涡流纺生产的彩棉纱线的对比研究,分析了各种纱线的结构特点和强伸性能,为彩棉加工的工艺优化提......
高能密度激光束作用于金属材料表面将使材料表层组织及后续使用性能发生巨大改变.本文综述了激光处理对改性材料表层组织主要是激......
通过分子筛层析和离子交换层析等手段,分离纯化了棘孢曲霉SM-L22纤维素酶系中的β-葡萄糖苷酶组分.通过SDS-PAGE和IEF电泳测得其分......
采用DMol^3程序对顺式环氧琥珀酸(ESA)的结构和相关性质(振动频率、热力学性质、反应活性及稳定性)进行了理论研究.得到了分子的几何优......
通过对旧料性能进行分析,优选了再生剂和新矿料,生产出质量优良的沥青混合料。并采用残留稳定度、冻融劈裂强度、冻融循环三种试验......
为了灵活准确地用故障注入技术对容错软件进行可靠性评测,通过对故障注入及容错软件可靠性评测的分析,采用分布式结构,提出了一个......
从消除应力热处理循环次数、热处理保温温度、热处理保温时间和热处理类别4个因素考虑,研究了8种不同的热处理工艺条件下电熔增材......
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分析了目前国内外大学的CAD课程的基本情况,提出了国内高校的CAD教学应从三维开始的观点。......
Ammonium perchlorate(APC)is the most common oxidizer in use for solid rocket propulsion systems.However its initial ther......